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[PATCH v4 1/5] pstore: use snprintf

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No guarantees that the names will not exceed the
name buffer with future adjustments.

Signed-off-by: Mark Salyzyn <salyzyn@android.com>
Acked-by: Joe Perches <joe@perches.com>

v2: switch from snprintf to scnprintf
v3: remove embedded space
v4: renumber pmsg series dependencies

Change-Id: I161fe8cadc967d74e18cc09b7d60b5b398c92c86
This commit is contained in:
Mark Salyzyn
2014-12-08 15:06:52 -08:00
parent 6a148888b0
commit 3797dc2dca
1 changed files with 8 additions and 6 deletions
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14
fs/pstore/inode.c
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@@ -313,22 +313,24 @@ int pstore_mkfile(enum pstore_type_id type, char *psname, u64 id, int count,
switch (type) {
case PSTORE_TYPE_DMESG:
sprintf(name, "dmesg-%s-%lld", psname, id);
scnprintf(name, sizeof(name), "dmesg-%s-%lld",
psname, id);
break;
case PSTORE_TYPE_CONSOLE:
sprintf(name, "console-%s", psname);
scnprintf(name, sizeof(name), "console-%s", psname);
break;
case PSTORE_TYPE_FTRACE:
sprintf(name, "ftrace-%s", psname);
scnprintf(name, sizeof(name), "ftrace-%s", psname);
break;
case PSTORE_TYPE_MCE:
sprintf(name, "mce-%s-%lld", psname, id);
scnprintf(name, sizeof(name), "mce-%s-%lld", psname, id);
break;
case PSTORE_TYPE_UNKNOWN:
sprintf(name, "unknown-%s-%lld", psname, id);
scnprintf(name, sizeof(name), "unknown-%s-%lld", psname, id);
break;
default:
sprintf(name, "type%d-%s-%lld", type, psname, id);
scnprintf(name, sizeof(name), "type%d-%s-%lld",
type, psname, id);
break;
}